What determines the brightness of the star and how to measure it?
The starry night is a nice view for everyone I guess quite often we like to lie on the ground and gaze at the sky full of stars. In the whole Milky Way, we...
An original point of view
The starry night is a nice view for everyone I guess quite often we like to lie on the ground and gaze at the sky full of stars. In the whole Milky Way, we...
In this short post, I would like to share with you my ideas, on how can we use the Hydrogen-alpha filter for solar observations during exceptional situations. The situations, that I am going to...